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介绍无轨电车采用变压变频控制的三相感应电动机驱动技术。
The variable voltage variable frequency(VVVF) control of 3-phase induction motor for driving trolleybuses is expounded.
youdao
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介绍无轨电车采用变压变频控制的三相感应电动机驱动技术。
The variable voltage variable frequency(VVVF) control of 3-phase induction motor for driving trolleybuses is expounded.
youdao